Common Problems

FreeBSD 13 — py36-diffoscope — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py36-diffoscope — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 August 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: diffoscope — arbitrary file write Related CVEs: CVE-2017-0359 Upstream summary: Ximin Luo reports: [v67] introduced a security hole where diffoscope may write to arbitrary locations on disk depending on the […]

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FreeBSD 13 — py35-diffoscope — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — py35-diffoscope — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 August 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: diffoscope — arbitrary file write Related CVEs: CVE-2017-0359 Upstream summary: Ximin Luo reports: [v67] introduced a security hole where diffoscope may write to arbitrary locations on disk depending on the […]

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FreeBSD 13 — lesstif — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — lesstif — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 August 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: xpm — image decoding vulnerabilities Related CVEs: CVE-2004-0687 CVE-2004-0688 Upstream summary: Chris Evans discovered several vulnerabilities in the libXpm image decoder: A stack-based buffer overflow in xpmParseColors An integer overflow […]

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Common Problems 112402

Windows Server 2019 – LSASS high CPU and authentication slowdowns – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 3 August 2022 Affected versions: Windows Server 2019 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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FreeBSD 13 — mod_jk — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — mod_jk — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 August 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mod_jk — information disclosure Related CVEs: CVE-2007-0774 CVE-2007-1860 Upstream summary: Kazu Nambo reports: URL decoding the Apache webserver prior to decoding in the Tomcat server could pypass access control rules […]

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AlmaLinux 8 — libffi — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libffi — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2022:2054 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Debian 11 — nsd — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — nsd — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 August 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-1755 CVE-2016-6173 CVE-2019-13207 CVE-2020-28935 Upstream summary: Off-by-one error in the packet_read_query_section function in packet.c in nsd 3.2.1, and process_query_section in query.c in nsd 2.3.7, allows remote attackers to […]

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openSUSE Tumbleweed — libvirglrenderer1 — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libvirglrenderer1 — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2022:0479-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-0135 CVE-2019-18389 CVE-2019-18391 CVE-2022-0175 CVE-2016-10214 CVE-2017-5937 CVE-2017-5957 CVE-2019-18388  +7 more Upstream summary: An out-of-bounds write issue was found in the VirGL virtual OpenGL renderer (virglrenderer). […]

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Debian 11 — latd — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — latd — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 August 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-0251 Upstream summary: Stack-based buffer overflow in llogincircuit.cc in latd 1.25 through 1.30 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute […]

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